Answer: gunpowder

AnswerCrossword Clue
GUNPOWDERIchabod Crane's horse in "The Legend of Sleepy Hollow"
GUNPOWDERExplosive mixture
GUNPOWDERDiabolical Chinese invention.
GUNPOWDERGreen tea.
GUNPOWDERContent of some shells
GUNPOWDERFlintlock need
gunpowderan explosive mixture of saltpetre, sulphur and charcoal
gunpowderA fine green China tea of granular appearance
gunpowderAn explosive consisting of a powdered mixture of saltpeter, sulfur, and charcoal. The earliest known propellant explosive, gunpowder has now largely been superseded by high explosives, although it is still used for quarry blasting and in fuses and fireworks